CN219911109U - Novel monitoring structure for pressure in cylinder of reciprocating compressor - Google Patents
Novel monitoring structure for pressure in cylinder of reciprocating compressor Download PDFInfo
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- CN219911109U CN219911109U CN202321509868.5U CN202321509868U CN219911109U CN 219911109 U CN219911109 U CN 219911109U CN 202321509868 U CN202321509868 U CN 202321509868U CN 219911109 U CN219911109 U CN 219911109U
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- reciprocating compressor
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- monitoring
- mounting structure
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 35
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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Abstract
The utility model discloses a novel monitoring structure for pressure in a cylinder of a reciprocating compressor, which belongs to the technical field of pressure monitoring and comprises a reciprocating compressor main body, wherein a mounting structure is arranged on the reciprocating compressor main body. The strain type sensor mounted in the sticking mode is adopted for monitoring, holes are not needed to be formed in the cylinder wall, leakage points are eliminated, potential safety hazards are reduced, monitoring of cylinder pressure can be achieved for compressors without reserved power indicating holes, the pressure sensor is canceled, the overall cost of a monitoring system is reduced, the strain type sensor is convenient to popularize and use, the strain type sensor is further fixed through the mounting structure, the stability of the strain type sensor in use can be guaranteed, falling is prevented, an adjusting component and a fixing component are arranged in the mounting structure, the relative position of the strain type sensor is convenient to adjust, normal use of the strain type sensor is not affected, mounting and dismounting of the strain type sensor are convenient, and operation is more convenient.
Description
Technical Field
The utility model relates to the technical field of pressure monitoring, in particular to a novel monitoring structure for the pressure in a cylinder of a reciprocating compressor.
Background
The reciprocating compressor is a key device in the process industry, the piston reciprocates once to complete the cycle process of expansion, suction, compression and exhaust, and multiple faults of the piston, the air valve, the packing seal and the like of the compressor can be analyzed and judged by monitoring the pressure inside the cylinder and the cycle process (shown by the diagram) expressed by the pressure. Existing monitoring of cylinder pressure requires that a pressure sensor be installed in a hole (a power hole) in the cylinder wall, and then pressure monitoring is performed.
In the existing pressure sensor type monitoring structure, holes are formed in the cylinder wall, the strength of the cylinder must be integrally reinforced in the design stage, holes are formed in the manufacturing process, otherwise, the function cannot be achieved, a leakage point is added after the pressure sensor is installed, a potential safety hazard is increased, and meanwhile, the pressure sensor is high in cost, complex to install and inconvenient to popularize. And for the reciprocating compressor that does not have the trompil in the design, then can not follow-up trompil, and then can not realize the purpose of monitoring, this kind of equipment need adopt strain gauge sensor to carry out pressure monitoring, but among this kind of monitoring structure, adopt the mode of pasting to install, stability after the installation is relatively poor, the condition that comes loose to drop easily appears, after strain gauge sensor becomes loose to drop, can not play the monitoring effect, the result of use is general.
Disclosure of Invention
The utility model mainly aims to provide a novel monitoring structure for the pressure in a cylinder of a reciprocating compressor, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a novel monitoring structure of reciprocating compressor in-cylinder pressure, includes the reciprocating compressor main part, be provided with mounting structure in the reciprocating compressor main part, and be connected with strain sensor on the mounting structure, mounting structure includes fixed cover, backup pad, adjusting part and fixed subassembly, fixed cover is installed in the reciprocating compressor main part, the backup pad passes through adjusting part and connects on fixed the sheathe in, fixed subassembly sets up the upper end position department at the backup pad.
Preferably, a piston is arranged in the reciprocating compressor body, a one-way valve which is reversely arranged is arranged at the end part of the reciprocating compressor body, and a lower end strain gauge of the strain sensor is connected to the outer wall of the reciprocating compressor body.
Preferably, the mounting structure further comprises a fixing screw, the fixing screw is in threaded connection with the fixing sleeve, the tail end of the fixing screw abuts against the outer wall of the reciprocating compressor body, and the fixing sleeve is fixed on the reciprocating compressor body through the fixing screw.
Preferably, the adjusting part comprises a connecting seat, a through hole, a movable connecting plate and an adjusting screw, wherein the through hole is formed in the connecting seat arranged on the fixed sleeve, one end of the movable connecting plate is connected to the supporting plate, the other end of the movable connecting plate penetrates through the through hole, the adjusting screw is in threaded connection with the connecting seat, and the tail end of the adjusting screw is propped against the movable connecting plate.
Preferably, the fixing component comprises a fixing seat, a round hole and a mounting bolt, wherein the round hole is formed in the fixing seat, the fixing seat is fixed on the supporting plate, and the mounting bolt is in threaded connection with the fixing seat.
Compared with the prior art, the utility model has the following beneficial effects: this novel monitoring structure of reciprocating compressor in-cylinder pressure adopts the strain sensor of pasting type installation to monitor the work, do not need to open a hole on the cylinder wall, eliminate the leakage point, reduce a potential safety hazard, to the compressor that does not reserve the demonstration power hole, also can realize the monitoring of cylinder pressure, cancel pressure sensor, the overall cost of monitoring system has been reduced, facilitate promotion and use, through the mounting structure who sets up, utilize mounting structure to be further fixed to strain sensor, can guarantee the steadiness of strain sensor when using, prevent to drop, set up adjusting part and fixed subassembly in the mounting structure, be convenient for adjust strain sensor's relative position, do not influence strain sensor's normal use simultaneously, still be convenient for carry out strain sensor's installation and dismantlement, the operation is more convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the mounting structure of the present utility model;
FIG. 3 is a schematic view of the structure of the adjusting assembly of the present utility model;
fig. 4 is a schematic view of the structure of the fixing assembly of the present utility model.
In the figure: 1. a reciprocating compressor body; 2. a mounting structure; 201. a fixed sleeve; 202. a fixing screw; 203. a support plate; 204. an adjustment assembly; 2041. a connecting seat; 2042. a through hole; 2043. a movable connecting plate; 2044. an adjusting screw; 205. a fixing assembly; 2051. a fixing seat; 2052. a round hole; 2053. installing a bolt; 3. strain sensors.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-4, a novel monitoring structure for pressure in a reciprocating compressor cylinder comprises a reciprocating compressor main body 1, wherein a mounting structure 2 is arranged on the reciprocating compressor main body 1, a strain sensor 3 is connected to the mounting structure 2, a piston is arranged in the reciprocating compressor main body 1, a reverse-arranged one-way valve is arranged at the end part of the reciprocating compressor main body 1, a lower end strain gauge of the strain sensor 3 is connected to the outer wall of the reciprocating compressor main body 1, the strain sensor 3 arranged in a sticking mode is adopted for monitoring work, holes are not needed on the cylinder wall, leakage points are eliminated, a potential safety hazard is reduced, monitoring of cylinder pressure can be realized for the compressor without a reserved power indicating hole, a pressure sensor is cancelled, the overall cost of a monitoring system is reduced, and the novel monitoring structure is convenient to popularize and use.
When the in-cylinder pressure monitoring of the reciprocating compressor is carried out, the mounting structure 2 is used for mounting the strain type sensor 3 on the reciprocating compressor main body 1, the lower end of the strain type sensor 3 is adhered to the reciprocating compressor main body 1, at the moment, the strain gauge at the lower end of the strain type sensor 3 is adhered to the reciprocating compressor main body 1, after the strain type sensor 3 is mounted, the in-cylinder pressure monitoring is carried out, in the monitoring process, the reciprocating compressor main body 1 operates, the in-cylinder piston reciprocates once, the cycle process of one expansion-suction-compression-discharge is completed, in the process, the pressure in the cylinder changes along with the reciprocating motion of the piston, the stress borne by the cylinder wall changes along with the reciprocating motion, the strain generated by the outer wall of the cylinder also changes along with the change, at the moment, the same deformation is obtained by the sensitive grid of the strain gauge adhered to the outer wall of the reciprocating compressor main body 1, and the resistance changes along with the change, and the resistance change is in proportion to the strain of the reciprocating compressor main body 1, so that the resistance change is converted into voltage or current change, then the change is recorded by a display record instrument, the change of the resistance is displayed, and the change of the pressure of the in the reciprocating compressor main body 1 is further, the pressure change of the in the reciprocating compressor is obtained, and the compression of the reciprocating compressor is monitored, and the in the compression of the compression is realized, and the compression of the compression is realized.
With the above embodiment, the mounting structure 2 includes the fixing sleeve 201, the supporting plate 203, the adjusting assembly 204 and the fixing assembly 205, the fixing sleeve 201 is mounted on the reciprocating compressor body 1, the supporting plate 203 is connected to the fixing sleeve 201 through the adjusting assembly 204, the fixing assembly 205 is disposed at the upper end position of the supporting plate 203, the mounting structure 2 further includes the fixing screw 202, the fixing screw 202 is screwed on the fixing sleeve 201, the end of the fixing screw 202 abuts against the outer wall of the reciprocating compressor body 1, the fixing sleeve 201 is fixed on the reciprocating compressor body 1 through the fixing screw 202, the adjusting assembly 204 includes the connecting seat 2041, the through hole 2042, the movable connecting plate 2043 and the adjusting screw 2044, the through hole 2042 is opened on the connecting seat 2041 disposed on the fixing sleeve 201, one end of the movable connecting plate 2043 is connected to the supporting plate 203, and the other end of the movable connecting plate 2043 runs through the through hole 2042, the adjusting screw 2044 is in threaded connection on the connecting seat 2041, and the tail end of the adjusting screw 2044 is propped against the movable connecting plate 2043, the fixed component 205 comprises a fixed base 2051, a round hole 2052 and a mounting bolt 2053, the round hole 2052 is formed in the fixed base 2051, the fixed base 2051 is fixed on the supporting plate 203, the mounting bolt 2053 is in threaded connection on the fixed base 2051, the stability of the strain sensor 3 in use can be ensured by utilizing the mounting structure 2 through the further fixation of the mounting structure 2, the falling off is prevented, the adjusting component 204 and the fixing component 205 are arranged in the mounting structure 2, the relative position of the strain sensor 3 is convenient to adjust, the normal use of the strain sensor 3 is not influenced, the mounting and the dismounting of the strain sensor 3 are convenient, and the operation is more convenient.
When the strain sensor 3 is mounted by using the mounting structure 2, the fixing sleeve 201 is sleeved on the reciprocating compressor main body 1, the fixing screw 202 is used for locking and fixing, then the movable connecting plate 2043 on the supporting plate 203 is inserted into the through hole 2042 on the connecting seat 2041, the adjusting screw 2044 is used for fixing, at the moment, the supporting plate 203 and the fixing component 205 are fixed, then the strain gauge 3 is inserted into the round hole 2052 on the fixing seat 2051, the strain gauge at the lower end of the strain gauge 3 is contacted with the outer wall of the reciprocating compressor main body 1, then the mounting bolt 2053 is used for fixing the strain gauge 3, in the process of mounting the strain gauge 3, before the strain gauge is attached to the outer wall of the reciprocating compressor main body 1, the relative position of the strain gauge 3 can be changed and adjusted correspondingly, during adjustment, the adjusting screw 2044 is loosened, then the position of the movable connecting plate 2043 is moved, so that the supporting plate 203, the fixing component 205 and the strain gauge sensor 3 are moved to the proper positions, then the adjusting screw 4 is adjusted, finally the strain gauge 3 is attached to the lower end of the strain gauge sensor 3, and finally the strain gauge sensor 3 is attached to the reciprocating compressor main body 1, and the strain gauge sensor can be fixed.
The foregoing has described the principles, features and advantages of the present utility model. It will be apparent to those skilled in the art from this disclosure that the foregoing is not a limitation of the utility model, and that the foregoing embodiments and descriptions illustrate the basic principles and features of the utility model, but that various modifications can be made therein without departing from the spirit of the utility model, and that such modifications are intended to be within the scope of the utility model as claimed.
Claims (5)
1. The utility model provides a novel monitoring structure of reciprocating compressor in-cylinder pressure, includes reciprocating compressor main part (1), its characterized in that: the reciprocating compressor is characterized in that a mounting structure (2) is arranged on the reciprocating compressor body (1), a strain sensor (3) is connected to the mounting structure (2), the mounting structure (2) comprises a fixing sleeve (201), a supporting plate (203), an adjusting component (204) and a fixing component (205), the fixing sleeve (201) is arranged on the reciprocating compressor body (1), the supporting plate (203) is connected to the fixing sleeve (201) through the adjusting component (204), and the fixing component (205) is arranged at the upper end position of the supporting plate (203).
2. The novel monitoring structure for the in-cylinder pressure of the reciprocating compressor according to claim 1, wherein: the reciprocating compressor is characterized in that a piston is arranged in the reciprocating compressor body (1), a reverse check valve is arranged at the end part of the reciprocating compressor body (1), and a lower end strain gauge of the strain sensor (3) is connected to the outer wall of the reciprocating compressor body (1).
3. The novel monitoring structure for the in-cylinder pressure of the reciprocating compressor according to claim 2, wherein: the mounting structure (2) further comprises a fixing screw (202), the fixing screw (202) is in threaded connection with the fixing sleeve (201), the tail end of the fixing screw (202) abuts against the outer wall of the reciprocating compressor main body (1), and the fixing sleeve (201) is fixed on the reciprocating compressor main body (1) through the fixing screw (202).
4. A novel monitoring structure for the in-cylinder pressure of a reciprocating compressor according to claim 3, wherein: the adjusting component (204) comprises a connecting seat (2041), a through hole (2042), a movable connecting plate (2043) and an adjusting screw (2044), wherein the through hole (2042) is formed in the connecting seat (2041) arranged on the fixed sleeve (201), one end of the movable connecting plate (2043) is connected to the supporting plate (203), the other end of the movable connecting plate (2043) penetrates through the through hole (2042), the adjusting screw (2044) is in threaded connection with the connecting seat (2041), and the tail end of the adjusting screw (2044) abuts against the movable connecting plate (2043).
5. The novel monitoring structure for the in-cylinder pressure of the reciprocating compressor according to claim 4, wherein: the fixing assembly (205) comprises a fixing base (2051), a round hole (2052) and a mounting bolt (2053), the round hole (2052) is formed in the fixing base (2051), the fixing base (2051) is fixed on the supporting plate (203), and the mounting bolt (2053) is connected to the fixing base (2051) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321509868.5U CN219911109U (en) | 2023-06-14 | 2023-06-14 | Novel monitoring structure for pressure in cylinder of reciprocating compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321509868.5U CN219911109U (en) | 2023-06-14 | 2023-06-14 | Novel monitoring structure for pressure in cylinder of reciprocating compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911109U true CN219911109U (en) | 2023-10-27 |
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ID=88432184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321509868.5U Active CN219911109U (en) | 2023-06-14 | 2023-06-14 | Novel monitoring structure for pressure in cylinder of reciprocating compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911109U (en) |
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2023
- 2023-06-14 CN CN202321509868.5U patent/CN219911109U/en active Active
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